<?php

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/**

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* Theme Tools: Responsive videos enhancements.

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*

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* @package automattic/jetpack

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*/

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use Automattic\Jetpack\Assets;

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if ( ! defined( 'ABSPATH' ) ) {

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exit( 0 );

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}

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if ( ! class_exists( '\Automattic\Jetpack\Classic_Theme_Helper\Main' ) ) {

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/**

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* Load the Responsive videos plugin

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*

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* @deprecated 13.7 Moved to Classic Theme Helper package.

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*/

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function jetpack_responsive_videos_init() {

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_deprecated_function( __FUNCTION__, 'jetpack-13.7' );

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/* If the doesn't theme support 'jetpack-responsive-videos', don't continue */

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if ( ! current_theme_supports( 'jetpack-responsive-videos' ) ) {

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return;

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}

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/* If the theme does support 'jetpack-responsive-videos', wrap the videos */

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add_filter( 'wp_video_shortcode', 'jetpack_responsive_videos_embed_html' );

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add_filter( 'video_embed_html', 'jetpack_responsive_videos_embed_html' );

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/* Only wrap oEmbeds if video */

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add_filter( 'embed_oembed_html', 'jetpack_responsive_videos_maybe_wrap_oembed', 10, 2 );

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add_filter( 'embed_handler_html', 'jetpack_responsive_videos_maybe_wrap_oembed', 10, 2 );

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/* Wrap videos in Buddypress */

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add_filter( 'bp_embed_oembed_html', 'jetpack_responsive_videos_embed_html' );

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/* Wrap Slideshare shortcodes */

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add_filter( 'jetpack_slideshare_shortcode', 'jetpack_responsive_videos_embed_html' );

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// Remove the Jetpack Responsive video wrapper in embed blocks on sites that support core Responsive embeds.

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if ( current_theme_supports( 'responsive-embeds' ) ) {

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add_filter( 'render_block', 'jetpack_responsive_videos_remove_wrap_oembed', 10, 2 );

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}

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}

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add_action( 'after_setup_theme', 'jetpack_responsive_videos_init', 99 );

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/**

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* Adds a wrapper to videos and enqueue script

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*

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* @deprecated 13.7 Moved to Classic Theme Helper package.

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*

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* @param string $html The video embed HTML.

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* @return string

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*/

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function jetpack_responsive_videos_embed_html( $html ) {

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_deprecated_function( __FUNCTION__, 'jetpack-13.7' );

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if ( empty( $html ) || ! is_string( $html ) ) {

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return $html;

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}

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// Short-circuit for AMP responses, since custom scripts are not allowed in AMP and videos are naturally responsive.

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if ( class_exists( 'Jetpack_AMP_Support' ) && Jetpack_AMP_Support::is_amp_request() ) {

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return $html;

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}

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// The customizer video widget wraps videos with a class of wp-video

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// mejs as of 4.9 apparently resizes videos too which causes issues

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// skip the video if it is wrapped in wp-video.

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$video_widget_wrapper = 'class="wp-video"';

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$mejs_wrapped = strpos( $html, $video_widget_wrapper );

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// If this is a video widget wrapped by mejs, return the html.

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if ( false !== $mejs_wrapped ) {

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return $html;

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}

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Assets::register_script(

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'jetpack-responsive-videos',

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'_inc/build/theme-tools/responsive-videos/responsive-videos.min.js',

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JETPACK__PLUGIN_FILE,

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array(

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'in_footer' => true,

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'enqueue' => true,

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'textdomain' => 'jetpack',

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'css_path' => '_inc/build/theme-tools/responsive-videos/responsive-videos.css',

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)

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);

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return '<div class="jetpack-video-wrapper">' . $html . '</div>';

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}

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/**

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* Check if oEmbed is a `$video_patterns` provider video before wrapping.

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*

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* @deprecated 13.7 Moved to Classic Theme Helper package.

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*

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* @param mixed $html The cached HTML result, stored in post meta.

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* @param string $url he attempted embed URL.

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*

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* @return string

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*/

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function jetpack_responsive_videos_maybe_wrap_oembed( $html, $url = null ) {

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_deprecated_function( __FUNCTION__, 'jetpack-13.7' );

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if ( empty( $html ) || ! is_string( $html ) || ! $url ) {

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return $html;

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}

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// Short-circuit for AMP responses, since custom scripts are not allowed in AMP and videos are naturally responsive.

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if ( class_exists( 'Jetpack_AMP_Support' ) && Jetpack_AMP_Support::is_amp_request() ) {

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return $html;

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}

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$jetpack_video_wrapper = '<div class="jetpack-video-wrapper">';

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$already_wrapped = strpos( $html, $jetpack_video_wrapper );

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// If the oEmbed has already been wrapped, return the html.

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if ( false !== $already_wrapped ) {

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return $html;

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}

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/**

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* The oEmbed video providers.

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*

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* An allowed list of oEmbed video provider Regex patterns to check against before wrapping the output.

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*

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* @module theme-tools

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*

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* @since 3.8.0

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*

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* @param array $video_patterns oEmbed video provider Regex patterns.

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*/

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$video_patterns = apply_filters(

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'jetpack_responsive_videos_oembed_videos',

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array(

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'https?://((m|www)\.)?youtube\.com/watch',

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'https?://((m|www)\.)?youtube\.com/playlist',

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'https?://youtu\.be/',

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'https?://(.+\.)?vimeo\.com/',

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'https?://(www\.)?dailymotion\.com/',

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'https?://dai.ly/',

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'https?://(www\.)?hulu\.com/watch/',

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'https?://wordpress.tv/',

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'https?://(www\.)?funnyordie\.com/videos/',

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'https?://vine.co/v/',

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'https?://(www\.)?collegehumor\.com/video/',

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'https?://(www\.|embed\.)?ted\.com/talks/',

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)

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);

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// Merge patterns to run in a single preg_match call.

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$video_patterns = '(' . implode( '|', $video_patterns ) . ')';

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$is_video = preg_match( $video_patterns, $url );

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// If the oEmbed is a video, wrap it in the responsive wrapper.

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if ( false === $already_wrapped && 1 === $is_video ) {

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return jetpack_responsive_videos_embed_html( $html );

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}

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return $html;

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}

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/**

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* Remove the Jetpack Responsive video wrapper in embed blocks.

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*

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* @since 7.0.0

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*

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* @deprecated 13.7 Moved to Classic Theme Helper package.

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*

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* @param string $block_content The block content about to be appended.

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* @param array $block The full block, including name and attributes.

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*

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* @return string $block_content String of rendered HTML.

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*/

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function jetpack_responsive_videos_remove_wrap_oembed( $block_content, $block ) {

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_deprecated_function( __FUNCTION__, 'jetpack-13.7' );

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if (

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isset( $block['blockName'] )

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&& (

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str_contains( $block['blockName'], 'core-embed' ) // pre-WP 5.6 embeds (multiple embed blocks starting with 'core-embed').

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|| 'core/embed' === $block['blockName'] // WP 5.6 embed block format (single embed block w/ block variations).

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)

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) {

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$block_content = preg_replace( '#<div class="jetpack-video-wrapper">(.*?)</div>#', '${1}', $block_content );

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}

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return $block_content;

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}

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}

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